A’vila ordered some yarn for crocheting. Seventy-five percent of the yarn was mixed colors and the rest was white. If A’vila ordered 18 balls of colored yarn, how many balls of yarn did A’vila order in all?
Ayla made 260 beaded necklaces to sell at the flea-market. She sold fifty-five percent of them on the first day of sales. She sold one hundred more on Sunday. How many necklaces did she sell at the flea-market?